David was born in Bridgend, the son of a teacher and grandson of a coal miner. He grew up in the local village of Cefn Cribwr and later attended Cynffig Comprehensive School before attending University College, Cardiff, where he was awarded a BA in History and Welsh History in 1979. After studying Economic History at University College, Swansea, he returned to Cardiff and qualified as a teacher in 1983 with a PGCE from University College Cardiff. He was awarded the Charles Morgan Prize for Welsh history in 1979.
David was an elected representative on the Welsh Executive of the Labour Party from 1981 to 1982 and from 1986 to 1989. He was elected as a councillor to the Cefn Cribwr Community Council in 1985, and was its chairman in 1986–7, before standing down in 1990. He was a member of the Labour Party's National Executive Committee for four years from 1994.
David was elected to the Westminster Parliament at the 2001 general election for Labour'ssafe seat of Caerphilly, following the departure of the former Secretary of State for WalesRon Davies. He made his maiden speech on 7 June 2001, in which he called for a new hospital in his constituency. David has been a member of the European Scutiny, Standards and Privileges and Welsh Affairs Select Committees. In 2005 he was appointed as the Team Parliamentary Private Secretary to the Ministry of Defence and then subsequently to the then Minister of State, Adam Ingram. He resigned from this position on 6 September 2006, due to the refusal by Tony Blair to name a date for stepping down as Prime Minister, along with a number of others. When Gordon Brown succeeded Blair as Prime Minister, Wayne David was promoted to the Government as an Assistant Government Whip to the Wales Office and Department for Work and Pensions. Following Gordon Brown's government reshuffle in October 2008, David was moved to be a Parliamentary Under-Secretary of State at the Wales Office. He held this position until Labour left office in May 2010. With Labour in Opposition, he was Shadow Wales Office Minister between May and October 2010 when he was appointed as Shadow Europe Minister, following Ed Miliband's victory in the Labour leadership election. Wayne David was Shadow Europe Minister until he became Shadow Minister for Political and Constitutional Reform in October 2011. He then became PPS to Ed Miliband. He supported Owen Smith in the failed attempt to replace Jeremy Corbyn in the 2016 Labour Party leadership election.
Personal life
He was married to Catherine Thomas from 1991 to 2007 and married Jayne Edwards in 2016. He has been a member of the United Nations Association's Cardiff branch since 1989.
Publications
Building on Maastricht: A Left Agenda for Europe by Wayne David, 1993, Tribune Group of Euro MPs
Going Forward in Europe by Wayne David, 1994
Contributor to The Future of Europe: Problems and Issues for the Twenty-First Century by Wayne David, 1996, St Martin's Press
Remaining True: A biography of Ness Edwards by Wayne David, Foreword by Neil Kinnock, 2006, Published by the Caerphilly Local History Society,